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docs: clarify what is available in ctx.BlockHeader() #23394

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merged 2 commits into from
Jan 15, 2025

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@julienrbrt julienrbrt commented Jan 15, 2025

Description

Closes: #XXXX


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Summary by CodeRabbit

  • Documentation

    • Enhanced comments for BlockHeader() method to clarify block finalization details.
    • Provided guidance on obtaining additional block information.
  • New Features

    • Added AppVersion() method to ConsensusKeeper interface, enabling application version retrieval.
    • Introduced AppVersion() method in MockConsensusKeeper for testing purposes.

@julienrbrt julienrbrt added the backport/v0.52.x PR scheduled for inclusion in the v0.52's next stable release label Jan 15, 2025
@julienrbrt julienrbrt requested a review from a team as a code owner January 15, 2025 12:48
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📝 Walkthrough

Walkthrough

The pull request introduces enhancements to the documentation for the BlockHeader method in the Context struct, clarifying the fields populated by baseapp during block finalization. Additionally, a new AppVersion method is added to the ConsensusKeeper interface, allowing retrieval of the application version. These changes aim to improve code clarity and expand the functionality of the interface.

Changes

File Change Summary
types/context.go Updated method comments for BlockHeader() to explain which fields are filled by baseapp during block finalization
x/auth/ante/expected_keepers.go Added new method AppVersion(ctx context.Context) (uint64, error) to ConsensusKeeper interface
x/auth/ante/testutil/expected_keepers_mocks.go Added method AppVersion to MockConsensusKeeper and MockConsensusKeeperMockRecorder for testing

Possibly related PRs

Suggested reviewers

  • aljo242
  • tac0turtle

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Reviewing files that changed from the base of the PR and between 7ec7bde and c4bc3a5.

📒 Files selected for processing (1)
  • x/auth/ante/testutil/expected_keepers_mocks.go (1 hunks)
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x/auth/ante/testutil/expected_keepers_mocks.go (1)

Pattern **/*.go: Review the Golang code for conformity with the Uber Golang style guide, highlighting any deviations.

⏰ Context from checks skipped due to timeout of 90000ms (7)
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  • GitHub Check: test-system-v2
  • GitHub Check: test-integration
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🔇 Additional comments (2)
x/auth/ante/testutil/expected_keepers_mocks.go (2)

205-212: LGTM! The AppVersion mock method implementation is correct.

The implementation follows the standard gomock patterns and properly handles the return types.


214-218: LGTM! The AppVersion mock recorder implementation is correct.

The implementation follows the standard gomock patterns for recording expected calls.

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Comment on lines 92 to 98
func (c Context) HeaderInfo() header.Info { return c.headerInfo }

// BlockHeader returns the header by value.
// Note, only ChainID, Time and Height are always filled by baseapp.
// In finalize block, the proposer address, validator hash and app hash are also filled.
// Use CometInfo service and/or the Consensus Keeper for getting more information.
func (c Context) BlockHeader() cmtproto.Header {
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Change potentially affects state.

Call sequence:

(github.com/cosmos/cosmos-sdk/types.Context).BlockHeader (types/context.go:95)
(github.com/cosmos/cosmos-sdk/types.Context).WithProposer (types/context.go:183)
(*github.com/cosmos/cosmos-sdk/baseapp.BaseApp).PrepareProposal (types/context.go:408)

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Actionable comments posted: 2

📜 Review details

Configuration used: .coderabbit.yml
Review profile: CHILL
Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between 69defb4 and 7ec7bde.

📒 Files selected for processing (2)
  • types/context.go (1 hunks)
  • x/auth/ante/expected_keepers.go (1 hunks)
✅ Files skipped from review due to trivial changes (1)
  • types/context.go
🧰 Additional context used
📓 Path-based instructions (1)
x/auth/ante/expected_keepers.go (1)

Pattern **/*.go: Review the Golang code for conformity with the Uber Golang style guide, highlighting any deviations.

🪛 GitHub Actions: Tests / Code Coverage
x/auth/ante/expected_keepers.go

[warning] No test coverage (0.0% of statements covered)

⏰ Context from checks skipped due to timeout of 90000ms (3)
  • GitHub Check: test-system-v2
  • GitHub Check: Analyze
  • GitHub Check: Summary

x/auth/ante/expected_keepers.go Show resolved Hide resolved
Comment on lines +31 to 33
AppVersion(ctx context.Context) (uint64, error)
BlockParams(context.Context) (uint64, uint64, error)
}
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💡 Codebase verification

Missing test coverage for ConsensusKeeper interface methods

The ConsensusKeeper interface lacks test coverage:

  • No tests found for the new AppVersion method
  • No actual usage of BlockParams method found in tests
  • Mock implementation in testutil/expected_keepers_mocks.go is outdated and missing the AppVersion method

Please:

  1. Update the mock implementation to include the AppVersion method
  2. Add test coverage for both AppVersion and BlockParams methods
  3. Ensure the mock is properly used in integration tests
🔗 Analysis chain

Add test coverage for the ConsensusKeeper interface.

The pipeline indicates 0% test coverage. Please add tests to verify the behavior of implementations of this interface, particularly the new AppVersion method.

Let me help verify the current test coverage:

Would you like me to help create a test suite for this interface?

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Check for existing test files and their coverage
echo "Checking for existing test files..."
fd --type f "expected_keepers_test.go" .

echo "Checking test coverage for ConsensusKeeper implementations..."
rg -l "type \w+ struct.*implements.*ConsensusKeeper" 

Length of output: 309


Script:

#!/bin/bash
# Find all test files in auth/ante directory
echo "=== Test files in auth/ante ==="
fd -e go -e test.go . x/auth/ante/

# Search for ConsensusKeeper interface implementations
echo -e "\n=== ConsensusKeeper implementations ==="
ast-grep --pattern 'type $_ struct {
  $$$
}'

# Search for ConsensusKeeper usage in test files
echo -e "\n=== ConsensusKeeper usage in tests ==="
rg "ConsensusKeeper" -A 5 -B 5 --type go --glob "*_test.go"

# Look for mock implementations
echo -e "\n=== Mock implementations ==="
rg "mock.*ConsensusKeeper" --type go

Length of output: 68209


Script:

#!/bin/bash
# Search for ConsensusKeeper interface usage and mocks in test files
echo "=== ConsensusKeeper in test files ==="
rg -B 5 -A 5 "ConsensusKeeper" x/auth/ante/testutil/expected_keepers_mocks.go

# Search for AppVersion and BlockParams method usage in tests
echo -e "\n=== AppVersion and BlockParams usage in tests ==="
rg -l "AppVersion|BlockParams" x/auth/ante/**/*_test.go

# Check mock implementations
echo -e "\n=== Mock implementations content ==="
cat x/auth/ante/testutil/expected_keepers_mocks.go

Length of output: 10079


Script:

#!/bin/bash
# Check for actual usage of BlockParams in tests
echo "=== BlockParams usage in tests ==="
rg -B 5 -A 5 "BlockParams" x/auth/ante/unorderedtx/manager_test.go x/auth/ante/unorderedtx/snapshotter_test.go

# Check if AppVersion is used anywhere in tests
echo -e "\n=== AppVersion usage in tests ==="
rg -l "AppVersion" x/auth/ante/**/*_test.go

Length of output: 375

🧰 Tools
🪛 GitHub Actions: Tests / Code Coverage

[warning] No test coverage (0.0% of statements covered)

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aljo242 commented Jan 15, 2025

LGTM but lint failing

@julienrbrt julienrbrt enabled auto-merge January 15, 2025 17:10
@julienrbrt julienrbrt added this pull request to the merge queue Jan 15, 2025
Merged via the queue into main with commit bbf813c Jan 15, 2025
73 of 74 checks passed
@julienrbrt julienrbrt deleted the julien/blockheader-gotcha branch January 15, 2025 17:26
mergify bot pushed a commit that referenced this pull request Jan 15, 2025
julienrbrt added a commit that referenced this pull request Jan 15, 2025
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4 participants